FR2357042A1 - Procede et installation pour la fabrication d'un fil electrique isole du genre fil emaille - Google Patents
Procede et installation pour la fabrication d'un fil electrique isole du genre fil emailleInfo
- Publication number
- FR2357042A1 FR2357042A1 FR7719997A FR7719997A FR2357042A1 FR 2357042 A1 FR2357042 A1 FR 2357042A1 FR 7719997 A FR7719997 A FR 7719997A FR 7719997 A FR7719997 A FR 7719997A FR 2357042 A1 FR2357042 A1 FR 2357042A1
- Authority
- FR
- France
- Prior art keywords
- wire
- manufacture
- installation
- isolated electric
- electric wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/06—Rod-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/96—Safety devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/039—Pre-heat
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH844676A CH612789A5 (zh) | 1976-07-01 | 1976-07-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2357042A1 true FR2357042A1 (fr) | 1978-01-27 |
FR2357042B1 FR2357042B1 (zh) | 1982-12-10 |
Family
ID=4340481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7719997A Granted FR2357042A1 (fr) | 1976-07-01 | 1977-06-29 | Procede et installation pour la fabrication d'un fil electrique isole du genre fil emaille |
Country Status (13)
Country | Link |
---|---|
US (2) | US4165957A (zh) |
JP (1) | JPS5811046B2 (zh) |
AT (1) | AT359575B (zh) |
BR (1) | BR7704319A (zh) |
CH (2) | CH612789A5 (zh) |
DE (1) | DE2728883B2 (zh) |
ES (1) | ES460231A1 (zh) |
FR (1) | FR2357042A1 (zh) |
GB (2) | GB1584642A (zh) |
IN (1) | IN149498B (zh) |
IT (1) | IT1079874B (zh) |
NL (1) | NL7707320A (zh) |
SE (1) | SE458973B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0128134A2 (de) * | 1983-06-01 | 1984-12-12 | Rosendahl Maschinen Gesellschaft m.b.H. | Querspritzkopf zur Kabelummantelung |
EP0138409A2 (en) * | 1983-10-03 | 1985-04-24 | Pirelli Cable Corporation | Guide for electric cable insulation extrusion head |
EP0254790A2 (en) * | 1986-07-29 | 1988-02-03 | FARE' S.p.A. | An extruder head for extrusion of sheet or film |
EP0298908A1 (de) * | 1987-07-08 | 1989-01-11 | Soplar Sa | Koextrusionsvorrichtung |
FR2673568A1 (fr) * | 1991-03-08 | 1992-09-11 | Atochem | Dispositif pour extrudeuse permettant le gainage d'au moins deux ames par un materiau de meme nature. procede de gainage en resultant. |
EP0791938A1 (fr) | 1996-02-23 | 1997-08-27 | Fileca-Foptica | Procédé et installation de fabrication de câbles électriques isolés à revêtement mince |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH616264A5 (zh) * | 1976-07-01 | 1980-03-14 | Maillefer Sa | |
DE2911269C2 (de) * | 1979-03-22 | 1982-12-09 | Dr. Beck & Co Ag, 2000 Hamburg | Verwendung von Thermoplasten zur Herstellung von isolierten Wickeldrähten im Extrusionsverfahren |
DE2912499A1 (de) * | 1979-03-29 | 1980-10-09 | Kabel & Lackdrahtfab Gmbh | Isolierverfahren und -vorrichtung |
US4341509A (en) * | 1979-06-08 | 1982-07-27 | Carlisle Corporation | Crosshead extrusion die |
DE2935458C2 (de) * | 1979-09-01 | 1983-01-20 | Dr. Beck & Co Ag, 2000 Hamburg | Verfahren zur Herstellung isolierter Wickeldrähte durch Extrusion von Thermoplasten |
DE3044059A1 (de) * | 1979-12-18 | 1981-10-01 | Dr. Beck & Co Ag, 2000 Hamburg | Verfahren zur herstellung von wickeldraehten mit zwei isolierschichten aus unterschiedlichen materialien durch extrusion von thermoplasten |
JPS5699914A (en) * | 1979-12-27 | 1981-08-11 | Beck & Co Ag Dr | Method of manufacturing directly soldable insulated coil |
CA1148317A (en) * | 1980-06-17 | 1983-06-21 | Phillips Cables Limited | Extrusion of insulating plastic |
US4295812A (en) * | 1980-06-18 | 1981-10-20 | Crompton & Knowles Corporation | Ribbon cable extrusion crosshead |
US4300878A (en) * | 1980-08-27 | 1981-11-17 | The Firestone Tire & Rubber Company | Extrusion die for forming composite rubber-cord strip |
US4826706A (en) * | 1981-04-29 | 1989-05-02 | Phelps Dodge Industries, Inc. | Method and apparatus for manufacturing magnet wire |
US4521173A (en) * | 1981-04-29 | 1985-06-04 | Phelps Dodge Magnet Wire Co. | Apparatus for manufacturing magnet wire |
DE3145918A1 (de) * | 1981-11-19 | 1983-05-26 | Dr. Beck & Co Ag, 2000 Hamburg | Verfahren zur impraegnierung umsponnener draehte mit litzen durch extrusion von thermoplasten. |
US4478778A (en) * | 1981-12-18 | 1984-10-23 | Amp Incorporated | Method of manufacturing flat peelable cable |
JPS58100944U (ja) * | 1981-12-28 | 1983-07-09 | 日東電工株式会社 | コンクリ−ト打設用組立型枠 |
JPS5950506B2 (ja) * | 1982-02-18 | 1984-12-08 | 古河電気工業株式会社 | ポリオレフイン系樹脂成形体の製造方法 |
DE3209357A1 (de) * | 1982-03-15 | 1983-09-15 | Fa. Winfried Meister, 5600 Wuppertal | Verfahren und vorrichtung zum herstellen von fugenbaendern mit in querrichtung zur bandlaengsachse verlaufenden, eingeschlossenen versteifungsprofilen |
DE3227933A1 (de) * | 1982-07-27 | 1984-02-02 | Dr. Beck & Co Ag, 2000 Hamburg | Verfahren zur beschichtung von metalldraehten unter verwendung von polyethersulfonen |
IT1157134B (it) * | 1982-12-10 | 1987-02-11 | Saiag Spa | Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento |
GB2133737B (en) * | 1983-01-15 | 1986-10-15 | Plessey Co Plc | Improvements relating to the manufacture of magnetic sensing optical devices |
US4521363A (en) * | 1984-01-23 | 1985-06-04 | Essex Group, Inc. | Extrusion of a plastic coating about a strand |
US4587133A (en) * | 1984-04-06 | 1986-05-06 | Northern Telecom Limited | Production of insulated electrical conductors |
US4606870A (en) * | 1984-07-25 | 1986-08-19 | Essex Group, Inc. | Preparing magnet wire having electron beam curable wire enamels |
US4658623A (en) * | 1984-08-22 | 1987-04-21 | Blanyer Richard J | Method and apparatus for coating a core material with metal |
US5246752A (en) * | 1986-08-18 | 1993-09-21 | Technicon Instruments Corporation | Method and apparatus for drawing thermoplastic tubing |
US4857247A (en) * | 1986-08-18 | 1989-08-15 | Technicon Instruments Corporation | Method for drawing thermoplastic tubing |
JPH02148331U (zh) * | 1988-11-28 | 1990-12-17 | ||
US5185116A (en) * | 1989-09-29 | 1993-02-09 | E. I. Du Pont De Nemours And Company | Preparing shaped structure of polyarylate copolymers having high tensile elongation at break |
US5031568A (en) * | 1989-10-30 | 1991-07-16 | Milliman James A | Tapered die assembly and elements thereof |
US5316583A (en) * | 1991-11-06 | 1994-05-31 | Milliman James A | Cross-head die with improved flow distribution |
US5316706A (en) * | 1992-08-05 | 1994-05-31 | Advanced Cardiovascular Systems | Method of manufacturing jointless catheter |
US5544403A (en) * | 1994-06-10 | 1996-08-13 | Milliman; James A. | Method for removing elements from bore of cross-head die body |
US5565218A (en) * | 1996-01-03 | 1996-10-15 | Brown; Jearl D. | Center shot extrusion head for coating wire |
US5804222A (en) * | 1997-04-29 | 1998-09-08 | Brown; Jearl D. | Co-extrusion head for coating wire |
DE19731276A1 (de) * | 1997-07-22 | 1999-01-28 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Anschlußgarnitur für Leuchtstofflampen |
US6649548B1 (en) | 1998-10-02 | 2003-11-18 | Kimberly-Clark Worldwide, Inc. | Nonwoven web and film laminate with improved strength and method of making the same |
US6444302B1 (en) | 1999-09-01 | 2002-09-03 | Exxonmobil Chemical Patents Inc. | Breathable films and method for making |
EP1166988B1 (en) * | 2000-06-21 | 2003-10-29 | Orac NV | Method and installation for applying a relief decoration to elongate members |
US7708920B2 (en) * | 2001-02-15 | 2010-05-04 | Integral Technologies, Inc. | Conductively doped resin moldable capsule and method of manufacture |
MXPA03005530A (es) * | 2003-06-17 | 2003-09-23 | Coraza Ind S A De C V | Metodo y aparato para la fabricacion de molduras decorativas. |
FI120823B (fi) | 2007-12-10 | 2010-03-31 | Maillefer Sa | Järjestely suulakepuristusvälineiden yhteydessä |
US9818507B1 (en) | 2013-10-02 | 2017-11-14 | The Florida State University Research Foundation, Inc. | Shrink tube insulation apparatus |
DE102013017147A1 (de) * | 2013-10-16 | 2015-04-16 | Gea Refrigeration Germany Gmbh | Verdichter |
CN104626460A (zh) * | 2015-02-09 | 2015-05-20 | 东莞市瀛通电线有限公司 | 一种基于plc控制的双色螺旋注条机及其注条方法 |
CN107123491A (zh) * | 2017-03-23 | 2017-09-01 | 重庆泰山电缆有限公司 | 一种电缆涂覆填充装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA458383A (en) * | 1949-07-26 | Arthur Burrows Lawton | Extrusion of synthetic polymeric materials | |
US2386818A (en) * | 1942-12-12 | 1945-10-16 | Olin Ind Inc | Coating method and apparatus |
US2943351A (en) * | 1956-05-08 | 1960-07-05 | Western Electric Co | Methods of and apparatus for extruding plastic materials |
US3071809A (en) * | 1960-05-09 | 1963-01-08 | Western Electric Co | Methods of and apparatus for extruding plastic materials |
JPS4419274B1 (zh) * | 1965-03-30 | 1969-08-21 | ||
NL6910454A (zh) * | 1968-08-02 | 1970-02-04 | ||
US3551200A (en) * | 1968-09-18 | 1970-12-29 | Raychem Corp | Electrical component insulated by poly(1,12 dodecamethylene pyromellitimide) or poly(1,13 tridecamethylene pyromellitimide) |
US3669738A (en) * | 1969-05-28 | 1972-06-13 | Carborundum Co | Polyester coated wire |
US3803103A (en) * | 1969-08-25 | 1974-04-09 | Raychem Corp | Polyimides from dimer diamines and electrical insulation |
US3674627A (en) * | 1970-06-10 | 1972-07-04 | Du Pont | Insulated electrical conductor |
US3860686A (en) * | 1972-06-07 | 1975-01-14 | Western Electric Co | Method of and apparatus for extruding plastic materials |
JPS559767B2 (zh) * | 1972-11-11 | 1980-03-12 | ||
US4053269A (en) * | 1973-03-14 | 1977-10-11 | Sidney Levy | Apparatus for forming a composite tape |
US3986477A (en) * | 1974-03-11 | 1976-10-19 | The General Engineering Co. (Radcliffe) Ltd. | Wire coating apparatus |
DE2424364B2 (de) * | 1974-05-16 | 1980-03-06 | Ikegai Tekko K.K., Tokio | Verfahren und Vorrichtung zum vernetzenden Formpressen von hochmolekularen Stoffen |
US4076477A (en) * | 1975-12-08 | 1978-02-28 | Grandview Industries Limited | Multiple extrusion apparatus |
-
1976
- 1976-07-01 CH CH844676A patent/CH612789A5/xx not_active IP Right Cessation
-
1977
- 1977-06-23 IN IN942/CAL/77A patent/IN149498B/en unknown
- 1977-06-27 GB GB26780/77A patent/GB1584642A/en not_active Expired
- 1977-06-27 DE DE2728883A patent/DE2728883B2/de not_active Ceased
- 1977-06-27 GB GB613/80A patent/GB1584644A/en not_active Expired
- 1977-06-28 AT AT457577A patent/AT359575B/de active
- 1977-06-29 ES ES460231A patent/ES460231A1/es not_active Expired
- 1977-06-29 FR FR7719997A patent/FR2357042A1/fr active Granted
- 1977-06-29 US US05/811,362 patent/US4165957A/en not_active Expired - Lifetime
- 1977-06-30 SE SE7707626A patent/SE458973B/xx not_active IP Right Cessation
- 1977-06-30 IT IT50067/77A patent/IT1079874B/it active
- 1977-07-01 BR BR7704319A patent/BR7704319A/pt unknown
- 1977-07-01 NL NL7707320A patent/NL7707320A/xx not_active Application Discontinuation
- 1977-07-01 JP JP52077957A patent/JPS5811046B2/ja not_active Expired
-
1979
- 1979-02-09 CH CH130379A patent/CH620787A5/fr not_active IP Right Cessation
-
1980
- 1980-11-06 US US06/204,755 patent/US4379102A/en not_active Expired - Lifetime
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0128134A2 (de) * | 1983-06-01 | 1984-12-12 | Rosendahl Maschinen Gesellschaft m.b.H. | Querspritzkopf zur Kabelummantelung |
EP0128134A3 (en) * | 1983-06-01 | 1987-01-21 | Rosendahl Maschinen Gesellschaft M.B.H. | Cross-head for coating cables |
EP0138409A2 (en) * | 1983-10-03 | 1985-04-24 | Pirelli Cable Corporation | Guide for electric cable insulation extrusion head |
EP0138409A3 (en) * | 1983-10-03 | 1987-01-07 | Pirelli Cable Corporation | Guide for electric cable insulation extrusion head |
EP0254790A2 (en) * | 1986-07-29 | 1988-02-03 | FARE' S.p.A. | An extruder head for extrusion of sheet or film |
EP0254790A3 (en) * | 1986-07-29 | 1988-10-05 | FARE' S.p.A. | An extruder head for extrusion of sheet or film |
EP0298908A1 (de) * | 1987-07-08 | 1989-01-11 | Soplar Sa | Koextrusionsvorrichtung |
FR2673568A1 (fr) * | 1991-03-08 | 1992-09-11 | Atochem | Dispositif pour extrudeuse permettant le gainage d'au moins deux ames par un materiau de meme nature. procede de gainage en resultant. |
EP0504002A1 (fr) * | 1991-03-08 | 1992-09-16 | Elf Atochem S.A. | Dispositif pour extrudeuse permettant le gainage d'au moins deux âmes par un matériau de même nature, procédé de gainage en resultant |
EP0791938A1 (fr) | 1996-02-23 | 1997-08-27 | Fileca-Foptica | Procédé et installation de fabrication de câbles électriques isolés à revêtement mince |
FR2745417A1 (fr) * | 1996-02-23 | 1997-08-29 | Fileca Foptica | Procede et installation de fabrication de cables electriques isoles a revetement mince |
Also Published As
Publication number | Publication date |
---|---|
SE458973B (sv) | 1989-05-22 |
JPS534874A (en) | 1978-01-17 |
US4379102A (en) | 1983-04-05 |
BR7704319A (pt) | 1978-04-18 |
ATA457577A (de) | 1980-04-15 |
CH612789A5 (zh) | 1979-08-15 |
DE2728883B2 (de) | 1979-07-12 |
JPS5811046B2 (ja) | 1983-03-01 |
GB1584642A (en) | 1981-02-18 |
SE7707626L (sv) | 1978-01-02 |
US4165957A (en) | 1979-08-28 |
DE2728883A1 (de) | 1978-01-05 |
NL7707320A (nl) | 1978-01-03 |
CH620787A5 (zh) | 1980-12-15 |
IT1079874B (it) | 1985-05-13 |
IN149498B (zh) | 1981-12-26 |
GB1584644A (en) | 1981-02-18 |
AT359575B (de) | 1980-11-25 |
FR2357042B1 (zh) | 1982-12-10 |
ES460231A1 (es) | 1978-04-16 |
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